Intro Math 1 Final Exam #2 - Mrs. Revelle · Intro Math 1 Final Exam #2 Class Name : Pre-Alg...
Transcript of Intro Math 1 Final Exam #2 - Mrs. Revelle · Intro Math 1 Final Exam #2 Class Name : Pre-Alg...
Intro Math 1 Final Exam #2
Class Name : Pre-Alg Fundamental/Intro Math - Fall2017
Instructor Name : Ms. Revelle
Student Name : _____________________ Instructor Note :
1. Find the slope of the line graphed below.
2. Rewrite using an exponent.
3. Write an ordered pair for the location of the Post Office.
×9 ×9 9
xx
-1-2-3-4-5 1 2 3 4 5
yy
-1
-2
-3
-4
-5
1
2
3
4
5
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3. Write an ordered pair for the location of the Post Office.
4. Solve for .
5. Solve for .
Simplify your answer as much as possible.
6. A ladder leans against the side of a house. The top of the ladder is from the ground. The bottom of the
=, x y ,
v
=−9 −v 2
y
=−21 −7y
11 ft
xx
1 2 3 4 5 6 7 8 9 10 11 12
yy
1
2
3
4
5
6
7
8
9
10
11
12
Post Office
Park
Bank
School
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6. A ladder leans against the side of a house. The top of the ladder is from the ground. The bottom of the
ladder is from the side of the house. Find the length of the ladder. If necessary, round your answer to thenearest tenth.
7. Solve for .
Simplify your answer as much as possible.
8. Find the slope of the line graphed below.
9. Solve for .
11 ft8 ft
w
=6 −w 4 18
?
8
11
xx
-1-2-3-4-5 1 2 3 4 5
yy
-1
-2
-3
-4
-5
1
2
3
4
5
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9. Solve for .
10. Add.
11. Fill in the table using this function rule.
12. A tiger weighs pounds.
Another tiger weighs pounds.How much do they weigh total?
13. Evaluate.
14. Find the slope of the line graphed below.
u
=×2 u 4
+−4 −5 =+4 −5 =
=y −23 4x
x y
2
3
4
5
69178
−3 3 =
−4 2 =
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14. Find the slope of the line graphed below.
15. Fill in the table using this function rule.
16. Evaluate .
17. Evaluate.
18. Solve for
=y −−4x 2
x y
−2 0 2 4
+8 ×9 4
2 5
xx
-1-2-3-4-5 1 2 3 4 5
yy
-1
-2
-3
-4
-5
1
2
3
4
5
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18. Solve for .
Simplify your answer as much as possible.
19. Solve for .
Simplify your answer as much as possible.
20. Graph the line with -intercept and slope .
21. Solve for .
22. On the number line below, plot and the opposite of
x
=+−4x +13 x 5 +6x 32
v
=−42 4v 2v
y 2 −23
x
=9 +−5 x
−7 −7
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
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22. On the number line below, plot and the opposite of .
23. Using the pencil, plot the point .
24. Subtract.
Write your answer as a fraction in simplest form.
25. Solve for .
26. Find the missing side length.
−7 −7
, 4 0
−67
25
y
=−y 7.3 9.7
-5-10 0 5 10
xx
1 2 3 4 5 6 7 8 9
yy
1
2
3
4
5
6
7
8
9
0
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26. Find the missing side length.
Assume that all intersecting sides meet at right angles.Be sure to include the correct unit in your answer.
27. Find the missing side length.
Assume that all intersecting sides meet at right angles.Be sure to include the correct unit in your answer.
28. Write in simplest form.
29. Graph the line with and slope
915
1 3
9 cm
10 cm
4 cm
13 cm
16 cm
?
4 cm
8 cm
12 cm 14 cm
16 cm
?
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29. Graph the line with -intercept and slope .
30. Write in simplest form.
31. Solve for .
Simplify your answer as much as possible.
y 1 3
68
u
=+3u 2u 10
4
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
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32. Graph the line with -intercept and slope .
33. Evaluate.
34. Using the pencil, plot the point .
35. For each value of determine whether it is a solution to
y 9 −43
10 7
, 1 0
=20 5
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
xx
1 2 3 4 5 6 7 8 9
yy
1
2
3
4
5
6
7
8
9
0
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35. For each value of , determine whether it is a solution to .
36. The graph below shows the numbers of wins by a basketball team over six years.
(a) What was the least number of wins in a year?
(b) When did the greatest decrease in wins occur?
37. Solve for .
38. Find the perimeter of the square. Be sure to write the correct unit in your answer.
v =20 5v
vIs it a solution?
Yes No
15
6
7
3
Number of wins
Year
32
28
24
20
16
122011 2012 2013 2014 2015 2016
x
=7.68 6x
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38. Find the perimeter of the square. Be sure to write the correct unit in your answer.
39. Graph the line.
40. Graph the line with slope and
=y −3x 8
6 −9
17 in
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
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40. Graph the line with slope and -intercept .
41. Solve for .
42. Justin buys cheese from the local farmer's market. The graph below shows the cheese cost (in cents) versus
6 y −9
w
=+9 w −3
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
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42. Justin buys cheese from the local farmer's market. The graph below shows the cheese cost (in cents) versusits weight (in ounces).
Use the graph to answer the questions.
Cost (cents)
Weight (ounces)
(a) How much does the cost of the cheese increase for each ounce Justin buys?
_____ cents
(b) What is the slope of the line?
_____
43. Give the digits in the hundreds place and the ones place.
hundreds:
ones:
44. Fill in the table using this function rule.
1,809
xx
1 2 3 4 5 6 7 8 9
yy
22
44
66
88
110
132
154
176
198
220
00
0
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44. Fill in the table using this function rule.
45. A bucket is being filled with water. The graph below shows the water height (in ) versus the time thewater has been running (in seconds).
Use the graph to answer the questions.
Height ( )
Time (seconds)
(a) What is the slope of the line?
_____
(b) How much does the height of the water increase for each second the water is running?
_____
46. Evaluate .
=y +−3x 3
x y
−4 −2 0 2
mm
mm
mm
+5 ×−5 8
xx
1 2 3 4 5 6 7
yy
5
10
15
20
25
30
35
40
00
0
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46. Evaluate .
47. Solve for .
Simplify your answer as much as possible.
48. Solve for .
Simplify your answer as much as possible.
49. Evaluate.
50. Fill in each blank with a whole number.
+5 ×−5 8
v
=−56 − v3
x
=45 x3
−3 −5 −1 2
=5
1 =
1 8
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Intro Math 1 Final Exam #2 Answers for class Pre-AlgFundamental/Intro Math - Fall 2017
1.
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11.
−65
=×9 ×9 9 9 3
=, x y , 2 3
=v −7
=y 3
13.6 ft
=w 7
−2
=u 2
+−4 −5 = −9+4 −5 = −1
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11.
12. pounds
13.
14.
15.
16.
17.
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20.
x y
2 15
3 11
4 7
5 3
769
−3 3 = −27
−4 2 = 16
7
x y
−2 60 −22 −104 −18
44
32
=x 9
=v 7
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21.
22.
23.
=x 14
16
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
, 0 2
, 3 0
-5-10 0 5 10
xx
1 2 3 4 5 6 7 8 9
yy
1
2
3
4
5
6
7
8
9
0
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24.
25.
26.
27.
28.
29.
30.
31.
32.
1635
=y 17
6 cm
6 cm
35
34
=u 2
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
, 0 1
, 1 4
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32.
33.
34.
35.
10,000,000
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8, 0 9
, 3 5
xx
1 2 3 4 5 6 7 8 9
yy
1
2
3
4
5
6
7
8
9
0
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35.
36. (a) What was the least number of wins in a year?
wins
(b) When did the greatest decrease in wins occur?
to
37.
38.
39.
40.
vIs it a solution?
Yes No
15
6
7
3
18
2015 2016
=x 1.28
68 in
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
(0, -8)
(1, -5)
(2, -2)
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40.
41.
42. (a) How much does the cost of the cheese increase for each ounce Justin buys?
cents
(b) What is the slope of the line?
43.
hundreds:
ones:
44.
45.
=w −12
66
66
89
x y
−4 15−2 90 32 −3
xx
-2-4-6-8 2 4 6 8
yy
-2
-4
-6
-8
2
4
6
8
, 0 − 9
, 1 − 3
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45. (a) What is the slope of the line?
(b) How much does the height of the water increase for each second the water is running?
46.
47.
48.
49.
50.
5
5 mm
−35
=v 168
=x 135
−30
555
=1 881
=8
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